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C语言相关程序

#include<stdio.h>
#define N 80
main()
{
	void del_char(char *p,char x);
		char c[N];
		char *pt=c;
		char x;
		printf("enter a string:");
		gets(pt);
		printf("enter the character deleted:");
		x=getchar();
		del_char(pt,x);
		printf("the new string is:%s\n",c);
}
void del_char(char *p,char x)
{
	int i;
	char *q=p;
	for(;*p!='\0';p++)
		if(*p!=x)  *q++=*p;
			*q='\0';
}